Boxing bag



FIG. 1 is an environmental perspective view of a boxing bag showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side elevational view with the left side being a mirror image thereof; and,

FIG. 5 is a bottom view thereof.

The broken line showing of the hook and chain in FIG. 1 is for illustrative purposes only, merely disclosing the types of attachments which can be used, and forms no part of the claimed design. 

The ornamental design for a boxing bag, as shown and described. 